public ErrorType ExportDocumentWithAcvtiveView(Document document)
{
string exportFolder = ExportEventHandler.Settings.OutputFolder;
if (document == null || !Directory.Exists(exportFolder))
{
return(ErrorType.Others);
}
Container.metadata.generator = "NDS";
Container.metadata.type = "Object";
Container.metadata.version = "1.0";
Container.va3cobject.uuid = StringConverter.NewGuid();
Container.va3cobject.type = "Root Object";
Container.va3cobject.name = StringConverter.ToUtf8(Path.GetFileName(document.PathName));
Container.va3cobject.bHasMatrix = true;
TransformExporter.GetRootObjectMatrix(ref Container.va3cobject.matrix);
//Constructs a new FilteredElementCollector that will search and filter the visible elements in a view.
FilteredElementCollector elems = new FilteredElementCollector(document, document.ActiveView.Id).WhereElementIsNotElementType();
if (elems.GetElementCount() == 0)
{
return(ErrorType.NoElement);
}
Dictionary <ElementId, List <Element> > elementsDic = new Dictionary <ElementId, List <Element> >();
ClassifyElementsByStructureType(elems, ref elementsDic);
if (ExportEventHandler.Settings.StructureType == CommonSettings.StructureTreeType.ByLevel)
{
if (!LevelExporter.ExportLevels(elementsDic, ref Container.va3cobject, document))
{
return(ErrorType.NoElement);
}
}
else if (ExportEventHandler.Settings.StructureType == CommonSettings.StructureTreeType.ByCategory)
{
if (!CategoryExporter.ExportCategories(elementsDic, ref Container.va3cobject, document))
{
return(ErrorType.NoElement);
}
}
MaterialExporter.GetAllMaterials(ref Container.materials);
MaterialExporter.CopyTextureFiles(exportFolder);
GeometryExporter.GetAllGeometries(ref Container.geometries);
PropertyExporter.WritePropertyFiles(exportFolder);
if (Container.va3cobject.children.Count == 0 || Container.geometries.Count == 0)
{
return(ErrorType.NoElement);
}
if (!Web3DModelWriterManage.Web3DModelWriterManage.WriteWeb3DModelFilesVersion7BufferChunksBvh(ref Container, exportFolder, "model.js", "geom.bin", 2))
{
return(ErrorType.UnSupportedGeometry);
}
return(ErrorType.Success);;
}
public DocumentExporter(Application app)
{
Container = new Va3cContainer();
ElementExporter.Initial();
MaterialExporter.Initial(app);
GeometryExporter.Initial();
PropertyExporter.Initial();
}
static public bool ExportElement(Element element, ref Va3cContainer.Va3cObject categoryObject)
{
if (!IsValidElement(element))
{
return(false);
}
Va3cContainer.Va3cObject elementObject = new Va3cContainer.Va3cObject();
elementObject.uuid = StringConverter.NewGuid();
elementObject.type = element.GetType().Name;
elementObject.name = element.Name;
//export transform matrix
if (element is FamilyInstance)
{
Transform transform = (element as Instance).GetTransform();
if (!transform.IsIdentity)
{
elementObject.bHasMatrix = true;
if (!TransformExporter.ExportTransform(transform, ref elementObject.matrix))
{
return(false);
}
}
}
//FamilyInstance不用重复导出几何数据
if (element is FamilyInstance)
{
int hashcode = GetFamilyInstanceHashCode(element as FamilyInstance);
if (hashcode != -1 && _existFamilyInstanceObjects.ContainsKey(hashcode))
{
if (CopyObject(ref elementObject, _existFamilyInstanceObjects[hashcode]))
{
if (elementObject.children.Count > 0)
{
ExportParameters(element, ref elementObject);
categoryObject.children.Add(elementObject);
}
return(true);
}
}
}
List <GeometryObject> geometryObjects = new List <GeometryObject>();
if (!GetGeometryObjects(element, ref geometryObjects))
{
return(false);
}
if (!GeometryExporter.ExportGeometryObject(geometryObjects, ref elementObject, element.Document))
{
return(false);
}
if (elementObject.children.Count > 0)
{
ExportParameters(element, ref elementObject);
categoryObject.children.Add(elementObject);
}
if (element is FamilyInstance)
{
int hashcode = GetFamilyInstanceHashCode(element as FamilyInstance);
if (hashcode != -1 && !_existFamilyInstanceObjects.ContainsKey(hashcode))
{
_existFamilyInstanceObjects.Add(hashcode, elementObject);
}
}
return(true);
}
